package org.kfive.nova.io.netty;

/*
 * Copyright (c) 2016 lizhanwu.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioServerSocketChannel;

/*
 * <p>
 * ApplicationServer.java
 *
 * Application:
 * NO
 *
 * Limited:
 * NO
 *
 * Warning:
 * NO
 *-----------------------------------------------------------------------------
 *         VERSION       DATE            BY       CHANGE/COMMENT
 * -----------------------------------------------------------------------------
 *          1.0      2016-11-3014:41     lizhanwu      create
 * -----------------------------------------------------------------------------
 * </p>
 */
public class ApplicationServer {

    private static ServerBootstrap server;

    private static EventLoopGroup bossGroup;

    private static EventLoopGroup workerGroup;

    public static void run(){
        bossGroup = new NioEventLoopGroup(2);
        workerGroup = new NioEventLoopGroup(5);
        server = new ServerBootstrap();
        server.group(bossGroup,workerGroup)
              .channel(NioServerSocketChannel.class)
              .childHandler(new ChannelInitializer<SocketChannel>() {
                  /**
                   * This method will be called once the {@link Channel} was registered. After the method returns this instance
                   * will be removed from the {@link ChannelPipeline} of the {@link Channel}.
                   *
                   * @param ch the {@link Channel} which was registered.
                   * @throws Exception is thrown if an error occurs. In that case the {@link Channel} will be closed.
                   */
                  protected void initChannel(SocketChannel ch) throws Exception {
                      ch.pipeline().addLast();
                  }
              })
              .option(ChannelOption.SO_BACKLOG,128)
              .childOption(ChannelOption.SO_KEEPALIVE,true);
        try {
            server.bind(80).sync().channel().close().sync();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }finally {
            bossGroup.shutdownGracefully();
            workerGroup.shutdownGracefully();
        }
    }

    public static void main(String[] args) {

    }

}
